<!DOCTYPE html>
<html lang="zh">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .back {
        width: 900px;
        height: 350px;
        background-color: black;
        margin: auto;
      }
      .boxl {
        width: 300px;
        height: 300px;
        background-color: red;
        float: left;
      }
      .boxr {
        width: 900px;
        height: 350px;
        background-color: rgb(255, 38, 0);
        float: left;
      }
      .boxls {
        width: 300px;
        height: 150px;
        background-color: red;
        box-sizing: border-box;
        padding: 50px;
        font-size: 18px;
        color: white; /*学院风光部分*/
      }
      .boxlx {
        width: 300px;
        height: 200px;
        background-color: yellow;
      }
      .boxrs {
        width: 900px;
        height: 150px;
        background-color: yellow;
      }
      .boxrx1 {
        width: 300px;
        height: 150px;
        background-color: rgb(66, 134, 92);
        float: left;
        box-sizing: border-box;
        padding: 50px;
        font-size: 16px;
        color: white; /*学生活动部分*/
      }
      .boxrx2 {
        width: 300px;
        height: 150px;
        background-color: rgb(127, 255, 131);
        float: left;
      }
      .boxrx3 {
        width: 300px;
        height: 150px;
        background-color: rgb(32, 92, 50);
        float: left;
      }
      .boxrx {
        width: 900px;
        height: 200px;
        background-color: yellow;
      }
      .boxrs1 {
        width: 500px;
        height: 200px;
        background-color: yellow;
        float: left;
      }
      .boxrs2 {
        width: 100px;
        height: 200px;
        background-color: yellow;
        float: left;
        box-sizing: border-box;
        padding: 50px;
        font-size: 14px;
        color: white;
        writing-mode: vertical-rl;
        text-align: center; /* 学术研究部分 */
      }
      .boxrs3 {
        width: 300px;
        height: 200px;
        background-color: yellow;
        float: left;
      }
    </style>
  </head>
  <body>
    <div class="back">
      <div class="boxl">
        <div class="boxls">
          <div>校园风光 xue yuan feng guang</div>
        </div>
        <div class="boxlx">
          <img src="fgt12.jpg" width="300px" height="200px" />
        </div>
      </div>
      <div class="boxr">
        <div class="boxrx">
          <div class="boxrx1">学生活动 xue sheng huo dong</div>
          <div class="boxrx2">
            <img src="fgt14.jpg" width="300px" height="150px" />
          </div>
          <div class="boxrx3">
            <img src="fgt13.jpg" width="300px" height="150px" />
          </div>
          <div class="boxrs">
            <div class="boxrs1">
              <img src="fgt11.jpg" width="500px" height="200px" />
            </div>
            <div class="boxrs2">学术研究 xue shu yan jiu</div>
            <div class="boxrs3">
              <img src="1.jpg" width="300px" height="200px" />
            </div>
          </div>
        </div>
      </div>
    </div>
  </body>
</html>
